In Colorado, where President Obama's approval rating is low and the Senate race is tight, Democratic incumbent Mark Udall largely bowed out of the spotlight of the president's visit Wednesday.

But as Obama made the rounds speaking about the economy and raising money for Democratic congressional candidates, he also spoke about the women's issues that could be key to Udall's electoral success.

At a morning outdoor rally in Denver's Cheesman Park, Obama emphasized just how much is on the line in the midterms.